This is an Original 1963 , with revisions thru 1968 Bell Helicopter Model 47 G-3B-1 Factory Flight Manual .. See attached photos of the index for content .. 5" x 7.5" spiral binder , 38 regular  pages & 37 pages of updates .. Excellent condition .. See attached photos for condition .. $4.00 first class shipping in the USA .. If you purchase more then one item from me , wait until I send you an invoice and I will combine shipping costs for savings .. See my other auctions for more of these early publications , plus other vintage military and aviation books , manuals , magazines , photographs , brochures , pilot and aircraft items ..